11165051642 has 4 divisors (see below), whose sum is σ = 16747577466. Its totient is φ = 5582525820.

The previous prime is 11165051627. The next prime is 11165051687. The reversal of 11165051642 is 24615056111.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 7485537361 + 3679514281 = 86519^2 + 60659^2 .

It is a junction number, because it is equal to n+sod(n) for n = 11165051599 and 11165051608.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2791262909 + ... + 2791262912.

Almost surely, 2^11165051642 is an apocalyptic number.

11165051642 is a deficient number, since it is larger than the sum of its proper divisors (5582525824).

11165051642 is an equidigital number, since it uses as much as digits as its factorization.

11165051642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5582525823.

The product of its (nonzero) digits is 7200, while the sum is 32.

The spelling of 11165051642 in words is "eleven billion, one hundred sixty-five million, fifty-one thousand, six hundred forty-two".